Define the full pipeline and organize the stages in steps.

Jenkinsfile

@@ -1,18 +1,34 @@
+if (params.Type == 'SNAPSHOT') {
+       echo "Will configure Maven for SNAPSHOT artifacts"
+    }
+if (params.Type == 'RELEASE') {
+       echo "Will configure Maven for RELEASE artifacts"
+}
+    
+pipeline {
+   agent any
+ 
    parameters {
         choice(choices: ['SNAPSHOT', 'RELEASE'],
                 description: 'The type of artifacts the build is expected to generate',
                 name: 'Type')
     }
     
-node {
+    stages {
     	stage('build core components') {
-        echo "will deploy artifacts of type: ${params.Type}"
+        	steps {
             	withMaven(jdk: 'OpenJDK 8') {
                 	build 'maven-parent'
                     build 'gcube-bom'
                     build 'authorization-common-library'
                     build 'gxRest'
+                }
+				script {
+                        echo "Done with core components"
+                }
             }
         }
     }
    
+}
+